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【单选题】
心前区禁用冷疗的目的是防止A.
局部冻伤
B.
一过性冠状动脉收缩
C.
心率减慢
D.
呼吸节律异常
E.
体温骤降
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反馈参考答案：
举一反三
【单选题】In order to make students have a good knowledge of science subjects, they are encouraged to______ their own science experiments.
A.
operate
B.
direct
C.
manage
D.
conduct
【单选题】__________satisfies the teacher is the naughty boy is making progress in all his subjects．
A.
That; that
B.
That; what
C.
What; what
D.
What; that
【单选题】During the experiment, the subjects were asked
A.
to control the sensors and the camera.
B.
to rate the degrees to which they could binterrupted.
C.
to compare their bhaviors with others'.
D.
to analyze all the indicators of interruption.
【单选题】During the experiment, the subjects were asked
A.
to control the sensors and the camera.
B.
to rate the degrees to which they could be interrupted.
C.
to compare their behaviors with others.
D.
to analyze all the indicators of interruption.
【单选题】Universities are institutions that teach a wide variety of subjects at advanced levels. They also carry out research work aimed 【B1】______ extending man's knowledge of these subjects. The emphasis giv...
A.
at
B.
by
C.
to
D.
in
【单选题】心绞痛疼痛发作时典型心电图表现是
A.
心肌缺血改变ST段抬高
B.
ST段压低>0.1mV,T波低平或倒置
C.
T波高尖
D.
出现宽大畸形的病理性Q波
E.
PR间期延长
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